diff --git a/ksmserver/startup.cpp b/ksmserver/startup.cpp
--- a/ksmserver/startup.cpp
+++ b/ksmserver/startup.cpp
@@ -276,6 +276,7 @@
         return;
     }
 
+    m_ksmserver->restoreLegacySession(KSharedConfig::openConfig().data());
     m_ksmserver->lastAppStarted = 0;
     m_ksmserver->lastIdStarted.clear();
     m_ksmserver->state = KSMServer::Restoring;